No. 3 of 32 ·Unit Testing Frameworks

PHPUnit

Windows · Mac · Linux · Self-hosted

Freedom report

Three barsScore 6.6

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely3 of 6 device platforms
DocumentedPlans, terms and facts published

PHPUnit is ranked #3 of 32 in unit testing frameworks on Freedom251. It runs on Linux, macOS, Self-hosted, Windows. There is a free plan.

PHPUnit plans and pricing

All plans

PHPUnit Free PHP testing framework · download as PHAR or install per project with Composer phpunit.de · 4 Oct 2026

Compared on unit testing frameworks

Free plan: Yes
Supported languages: PHP
Built-in mocks: Yes
Parameterized cases: Yes
Parallel execution: Yes

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The record

Purpose: PHPUnit is a testing framework for PHP that provides a foundation for developer-side testing.
Test assertions: The manual covers tests for return values, exceptions, side effects, output, and error log output.
Test organization: Tests can use data providers and dependencies, and can be organized using the filesystem or XML configuration.
Test doubles: PHPUnit supports test stubs and mock objects.
Coverage and reports: The manual documents code coverage, HTML and JSONL coverage reports, and JUnit and TeamCity logging configuration.
Flaky tests: PHPUnit supports repeating and retrying tests, including through attributes and command-line options.
Installation: PHPUnit can be installed as a PHAR or as a Composer development dependency.
Current PHP requirement: The current stable major version is PHPUnit 13, which requires PHP 8.4 or later.
Release support: PHPUnit 13 receives bug-fix support through February 4, 2028; its end-of-life date is undetermined.
Security verification: The getting-started page directs users to documentation for verifying PHPUnit PHAR releases.
Maintainer and sponsorship: Sebastian Bergmann is PHPUnit's creator and lead maintainer, and says he reviews and validates every change; sponsorship does not buy influence over the roadmap.
Test execution: PHPUnit provides a command-line test runner for running tests and selecting test suites.
Assertions: The manual documents assertions for values, exceptions, side effects, output, files, JSON, and XML.
Code coverage: The manual documents code coverage reports in HTML and JSONL formats.
Price from: Free

Where it ranks on Freedom251

Best Unit Testing Frameworks in 2026#3 of 32

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Sources

phpunit.de· checked 3 Oct 2026
docs.phpunit.de/en/13.4/· checked 3 Oct 2026
phpunit.de/getting-started.html· checked 3 Oct 2026
phpunit.de/supported-versions.html· checked 3 Oct 2026
phpunit.de/sponsoring.html· checked 3 Oct 2026
phpunit.de/documentation.html· checked 4 Oct 2026
phpunit.de/impressum.html· checked 4 Oct 2026